What is the solution of 19th question

28 views

edited

If |(a,a2,1+a3),(b,b2,1+b3)(c,c2,1+c3)|= 0 and the vector A =(1,a,a2), B=(1,b,b2), C=(1,c,c2) are non-coplanar, then the value of abc equal to

19